Issued Patents All Time
Showing 51–75 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5523591 | Assembly of led array and lens with engineered light output profile and method for making the assembly | Paul J. Fleming, Gopalan Rajeswaran | 1996-06-04 |
| 5515097 | Apparatus with beam shifting assembly means controlled to increase recording resolution | Stacy M. Munechika, Jose M. Mir | 1996-05-07 |
| 5502793 | Resolution enhancement system for binary images | — | 1996-03-26 |
| 5493385 | Electrophotographic color printer apparatus and method with improved registration of colors | — | 1996-02-20 |
| 5493322 | Electrophotographic image forming apparatus with non-uniformity correction of recording elements | Richard Fischer | 1996-02-20 |
| 5471543 | Mixed screen frequencies with image segmentation | Hwai-Tzuu Tai | 1995-11-28 |
| 5455681 | Low resolution grey level printing method from high resolution binary input file | — | 1995-10-03 |
| 5450531 | Resolution enhancement system for combined binary and gray scale halftone images | Hurjay Yeh, Michael A. Pickup | 1995-09-12 |
| 5359431 | Classification to change exposure within a cell of different pixels | — | 1994-10-25 |
| 5327524 | Electrophotographic recording with multiple-bit grey level LED printhead with enhanced addressability | — | 1994-07-05 |
| 5313309 | Method and apparatus for printing halftones with a gray level printer with contour suppression and/or minimization of moire patterns | Hwai-Tzuu Tai | 1994-05-17 |
| 5274732 | Mount for linear lens array | Stephen J. Farnand | 1993-12-28 |
| 5258849 | Halftone dot arrangement in gray level halftone printing | Hwai-Tzuu Tai | 1993-11-02 |
| 5255013 | Multiple address grey level LED printing with binary architectured printhead | Hurjay Yeh, Joseph M. Basile | 1993-10-19 |
| 5253934 | L.E.D. array printer with extra driver channel | Martin Potucek, Mary A. Hadley, Keith W. Agar, Jeffrey A. Small, Hieu T. Pham | 1993-10-19 |
| 5234783 | Method of selectively glossing toner images | — | 1993-08-10 |
| 5216753 | Halftone compression with sharpness preservation | — | 1993-06-01 |
| 5198910 | Mixed matrix image processing for rendering halftone images with variable dot sizes | Hwai-Tzuu Tai | 1993-03-30 |
| 5185661 | Input scanner color mapping and input/output color gamut transformation | — | 1993-02-09 |
| 5177500 | LED array printhead with thermally coupled arrays | — | 1993-01-05 |
| 5177507 | Small segment electrostatographic image recorder | — | 1993-01-05 |
| 5159357 | Non-impact printer for recording in color | Mary A. Hadley, Jeffrey A. Small | 1992-10-27 |
| 5138465 | Method and apparatus for highlighting nested information areas for selective editing | Marilina R. Shaughnessy, Roger E. Button | 1992-08-11 |
| 5138337 | Apparatus for grey level printing using a binary architectured printhead | — | 1992-08-11 |
| 5130821 | Method and apparatus for digital halftoning employing density distribution for selection of a threshold template | — | 1992-07-14 |